From 375c98b145560c855f9000c523734bb2d31990c9 Mon Sep 17 00:00:00 2001
From: Yusuke Wada <yusuke@kamawada.com>
Date: Mon, 1 Jul 2024 22:58:40 +0900
Subject: [PATCH] fix(zod-openapi): remove the type error for the hook (#607)

* fix(zod-openapi): remove the type error for the hook

* add changeset
---
 .changeset/honest-shrimps-change.md     |  5 +++++
 packages/zod-openapi/src/index.ts       | 12 +++++++++++-
 packages/zod-openapi/test/index.test.ts |  3 +--
 3 files changed, 17 insertions(+), 3 deletions(-)
 create mode 100644 .changeset/honest-shrimps-change.md

diff --git a/.changeset/honest-shrimps-change.md b/.changeset/honest-shrimps-change.md
new file mode 100644
index 00000000..2150dfe9
--- /dev/null
+++ b/.changeset/honest-shrimps-change.md
@@ -0,0 +1,5 @@
+---
+'@hono/zod-openapi': patch
+---
+
+fix: remove the type error for the hook
diff --git a/packages/zod-openapi/src/index.ts b/packages/zod-openapi/src/index.ts
index 319540b8..7b89ab1d 100644
--- a/packages/zod-openapi/src/index.ts
+++ b/packages/zod-openapi/src/index.ts
@@ -322,7 +322,17 @@ export class OpenAPIHono<
           I,
           E,
           P,
-          RouteConfigToTypedResponse<R> | Response | Promise<Response> | void | Promise<void>
+          R extends {
+            responses: {
+              [statusCode: number]: {
+                content: {
+                  [mediaType: string]: ZodMediaTypeObject
+                }
+              }
+            }
+          }
+            ? MaybePromise<RouteConfigToTypedResponse<R>> | undefined
+            : MaybePromise<RouteConfigToTypedResponse<R>> | MaybePromise<Response> | undefined
         >
       | undefined = this.defaultHook
   ): OpenAPIHono<
diff --git a/packages/zod-openapi/test/index.test.ts b/packages/zod-openapi/test/index.test.ts
index c8339ff1..c0c91974 100644
--- a/packages/zod-openapi/test/index.test.ts
+++ b/packages/zod-openapi/test/index.test.ts
@@ -1019,14 +1019,13 @@ describe('With hc', () => {
       },
       (result, c) => {
         if (!result.success) {
-          const res = c.json(
+          return c.json(
             {
               ok: false,
               source: 'routeHook' as const,
             },
             400
           )
-          return res
         }
       }
     )